CN113809534A - Ultra-wide bandwidth wave beam embedded end-fire skin antenna - Google Patents
Ultra-wide bandwidth wave beam embedded end-fire skin antenna Download PDFInfo
- Publication number
- CN113809534A CN113809534A CN202111113304.5A CN202111113304A CN113809534A CN 113809534 A CN113809534 A CN 113809534A CN 202111113304 A CN202111113304 A CN 202111113304A CN 113809534 A CN113809534 A CN 113809534A
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- antenna
- skin
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- paper honeycomb
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- 239000006260 foam Substances 0.000 claims abstract description 21
- 239000012528 membrane Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 239000003292 glue Substances 0.000 abstract description 7
- 230000010354 integration Effects 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002313 adhesive film Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004643 cyanate ester Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920007790 polymethacrylimide foam Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
- H01Q1/422—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/285—Aircraft wire antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/25—Ultra-wideband [UWB] systems, e.g. multiple resonance systems; Pulse systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses an ultra-wide bandwidth wave beam embedded type end-fire skin antenna, which is characterized in that the radiation direction of the antenna is vertical to the normal direction of the skin, and comprises an antenna unit, the skin, a glue film, a paper honeycomb and foam, wherein the antenna unit is arranged in a sheet shape, the foam is arranged in a sheet shape and is matched with the end surface of the antenna unit in shape, the two foams are attached to and arranged on the two end surfaces of the antenna unit, a placing cavity is arranged in the paper honeycomb, the antenna unit and the foam are both arranged in the placing cavity, and the skin is fixedly connected with the end surface of the paper honeycomb through the glue film; the ultra-wideband antenna can be embedded into the antenna housing with limited thickness and carries out end-fire radiation, and compared with the traditional missile-borne and airborne conformal antennas, the ultra-wideband antenna has the characteristics of high integration and low profile, and simultaneously has the advantages of wide beam coverage range and ultra-wideband.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to an ultra-wide bandwidth wave beam embedded end-fire skin antenna.
Background
With the increasing demands of the military field and positioning systems, ultra-wideband is becoming increasingly attractive, and the related design techniques of transmitters and receivers are also emerging in the near future, further promoting its development. Around 1970, the related concept of ultra-wideband technology in practical use was gradually established, mainly focusing on the fields of radar and communication, and subsequently, the term "ultra-wideband" was also formally proposed by the united states department of defense in 1989. With the continuous progress of the precision manufacturing and processing technology of industrial equipment, the technology enters the prosperous development period from 1990 to 20 th century, commercial systems also begin to adopt the technology, and an ultra-wideband antenna is taken as an important part, so that a powerful technical support is provided for a multifunctional integrated radar system, and the technology is also the development direction in the future. In addition to ultra-wideband, highly integrated, low profile end-fire antennas are also an important development direction for antenna engineering applications, especially for missile-borne and airborne antennas, the dimensions parallel to trajectory and channel can be well covered by end-fire antennas.
Traditional missile-borne and airborne skin antennas mostly adopt a form of placing an antenna on one side of an antenna housing, and have a large problem in terms of the influence of the antenna housing on the antenna regardless of the integration level, and have a small influence on a side-fire antenna radiating perpendicular to the antenna housing, such as a microstrip patch antenna unit, but have a large influence on an end-fire antenna, and the outstanding problem is just the influence on a radiation beam. And the frequency band of the traditional missile-borne and airborne skin antenna is narrower, and the narrower frequency band means lower signal transmission rate and single function.
In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.
Disclosure of Invention
In order to solve the technical defects, the technical scheme adopted by the invention is that the ultra-wide bandwidth wave beam embedded end-fire skin antenna comprises a low-profile end-fire antenna unit, a skin, a glue film, a paper honeycomb and foam, wherein the antenna unit is arranged in a sheet shape, the foam is matched with the end face of the antenna unit in shape, the two foams are attached to two end faces of the antenna unit, a placing cavity is arranged in the paper honeycomb, the antenna unit and the foam are both arranged in the placing cavity, and the skin is fixedly connected with the end face of the paper honeycomb through the glue film.
Preferably, the paper honeycomb is a cuboid, and the end face of the paper honeycomb connected with the skin and the end face of the antenna unit are arranged in parallel.
Preferably, the antenna unit is a broadband and wide beam antenna fed by a strip line or a microstrip line and is made of a microstrip board.
Preferably, the antenna unit adopts a coplanar waveguide strip-shaped line or microstrip line structure to lead the feeder line from the middle of the microstrip plate to the surface of the microstrip plate, one end of the surface-mounted connector is welded on the coplanar waveguide, and the other end of the surface-mounted connector is exposed through the through hole correspondingly arranged on the skin.
Compared with the prior art, the invention has the beneficial effects that: the invention has the characteristics of high integration, low profile and end-fire wide beam coverage range, and simultaneously has the characteristics of ultra wide band, the characteristics of high integration and low profile are easy to embed the antenna in the skin, the characteristic of end-fire wide beam coverage range makes up the defect that the prior skin antenna only covers the normal direction of the skin, the omnibearing beam coverage of the plane dimension of the skin is realized, the characteristic of ultra wide band can realize the data transmission with higher speed and the multifunctional multiplexing of the antenna, and the realizability is provided for the realization of the integrated multifunctional radar system.
Drawings
Fig. 1 is a schematic view of the antenna unit;
fig. 2 is a schematic structural diagram of the radome;
fig. 3 is a schematic structural diagram of the ultra-wideband wide-beam embedded skin antenna;
FIG. 4 is a simulated standing wave diagram of the ultra-wideband wide-beam embedded skin antenna;
FIG. 5 is a simulated E-plane directional pattern of the ultra-wideband wide-beam embedded skin antenna;
fig. 6 is a simulated H-plane pattern of the ultra-wide bandwidth beam embedded skin antenna.
Detailed Description
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, fig. 1 is a schematic diagram of the antenna unit; fig. 2 is a schematic structural diagram of the radome; fig. 3 is a schematic structural diagram of the ultra-wideband wide-beam embedded skin antenna; fig. 4 is a simulated standing wave diagram of the ultra-wideband wide-beam embedded skin antenna.
The ultra-wideband wide-beam embedded skin antenna comprises an antenna unit, a skin, a glue film, a paper honeycomb and foams, wherein the antenna unit is arranged in a sheet shape, the foams are arranged in the sheet shape and matched with the end face of the antenna unit in shape, the two foams are arranged on the two end faces of the antenna unit in a fitting mode, a placing cavity is formed in the paper honeycomb, the antenna unit and the foams are arranged in the placing cavity, and the skin is fixedly connected with the end face of the paper honeycomb through the glue film.
Preferably, the paper honeycomb is a cuboid, and the end face of the paper honeycomb connected with the skin and the end face of the antenna unit are arranged in parallel.
Preferably, the antenna unit is a broadband and wide beam antenna fed by a strip line or a microstrip line and is made of a microstrip board.
The covering, the glued membrane with the antenna house structure of paper honeycomb both considers the structural strength of antenna house, leaves sufficient space for embedded antenna, considers reducing the influence of antenna house to antenna radiation pattern again.
Preferably, the antenna unit adopts a coplanar waveguide strip-shaped line or microstrip line structure to lead the feeder line from the middle of the microstrip plate to the surface of the microstrip plate, one end of the surface-mounted connector is welded on the coplanar waveguide, and the other end of the surface-mounted connector is exposed through the through hole correspondingly arranged on the skin.
The design of the ultra-wide bandwidth wave beam embedded skin antenna comprises the following steps:
s1 antenna design
The design method is that a logarithmic period antenna adopting strip line feed is designed, a multilayer microstrip board is manufactured, a miniaturized antenna design method is adopted, antenna beams are wider, and therefore a better beam coverage range is achieved.
S2 radome design
An antenna housing easy to embed an antenna is designed, wherein an A interlayer antenna housing is adopted according to requirements of frequency bands, beam widths and the like, and the antenna housing is composed of a covering, an adhesive film, a paper honeycomb and foam. The skin (quartz cyanate ester prepreg) is 0.5mm thick and is glued together with 8mm paper honeycomb (local PMI foam filling) by 0.1mm glue film (J-284F). The structure not only considers the structural strength of the antenna housing and leaves enough space for the embedded antenna, but also considers the influence of the antenna housing on the radiation pattern of the antenna, has symmetrical structure at two sides and provides better external environment for the symmetry of antenna beams.
S3 antenna embedding skin design
Clamping the antenna in two pieces of foam with the same shape as the antenna, digging out a groove with the same volume as the antenna and the two pieces of foam from the paper honeycomb, placing the antenna and the foam into the groove, and finally sealing the paper honeycomb between two pieces of skin by using an adhesive film.
S4 antenna feed design
A structure that a coplanar waveguide is converted into a strip line is adopted to lead a feeder line to the surface of the multi-layer microstrip plate from the middle of the multi-layer microstrip plate, but because the strip line of the strip line and the strip line of the coplanar waveguide are thin, a surface-mounted SMP joint is welded on the coplanar waveguide, and a small hole is formed in an inner skin to expose the other end of the joint, so that the purpose of leading out a feed point is achieved.
As shown in fig. 4 to 6, fig. 4 is a simulated standing wave diagram of the ultra-wideband wide-beam embedded end-fire skin antenna; fig. 5 is a simulated E-plane pattern of the ultra-wideband wide-beam embedded end-fire skin antenna; fig. 6 is a simulated H-plane directional pattern of the ultra-wide bandwidth beam embedded end-fire skin antenna; compared with the prior art, the invention has the following advantages: the ultra-wideband antenna can be embedded into the antenna housing with limited thickness, compared with the traditional missile-borne and airborne conformal antennas, the antenna housing has the characteristics of high integration, low profile and wide beam coverage range, and simultaneously has the characteristics of ultra-wideband and end-fire.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (4)
1. The utility model provides an embedded end of super wide band width wave beam penetrates covering antenna, its characterized in that, includes low section end and penetrates antenna element, covering, glued membrane, paper honeycomb and foam, antenna element sets up to the slice, the foam sets up to the slice just the foam with antenna element terminal surface shape cooperation sets up, two the foam laminating sets up on antenna element's the both ends face, be provided with in the paper honeycomb and place the chamber, antenna element with the foam all sets up place the intracavity, the covering pass through the glued membrane with paper honeycomb terminal surface fixed connection.
2. The ultra-wide bandwidth beam embedded endfire skin antenna of claim 1, wherein the paper honeycomb is arranged as a cuboid, and the end face of the paper honeycomb connected to the skin is arranged parallel to the antenna element end face.
3. The ultra-wide bandwidth beam embedded endfire skin antenna of claim 1, wherein the antenna elements are configured as a broadband, wide beam antenna fed by a stripline or microstrip and fabricated using a microstrip plate.
4. The ultra-wideband wide-beam embedded end-fire skin antenna according to claim 3, wherein the antenna unit adopts a coplanar waveguide strip-turning line or a microstrip line structure to guide a feeder line from the middle of the microstrip plate to the surface of the microstrip plate, one end of the surface-mounted joint is welded on the coplanar waveguide, and the other end of the surface-mounted joint is exposed through a through hole correspondingly formed in the skin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111113304.5A CN113809534A (en) | 2021-09-18 | 2021-09-18 | Ultra-wide bandwidth wave beam embedded end-fire skin antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111113304.5A CN113809534A (en) | 2021-09-18 | 2021-09-18 | Ultra-wide bandwidth wave beam embedded end-fire skin antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113809534A true CN113809534A (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111113304.5A Pending CN113809534A (en) | 2021-09-18 | 2021-09-18 | Ultra-wide bandwidth wave beam embedded end-fire skin antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113809534A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5323170A (en) * | 1992-10-09 | 1994-06-21 | M & N Aerospace, Inc. | Radomes having vinyl foam core construction |
| US6496151B1 (en) * | 2001-08-20 | 2002-12-17 | Northrop Grumman Corporation | End-fire cavity slot antenna array structure and method of forming |
| CN201971148U (en) * | 2011-02-17 | 2011-09-14 | 中国航空工业集团公司西安飞机设计研究所 | Intelligent skin with honeycomb interlayer structure |
| CN103887605A (en) * | 2014-04-04 | 2014-06-25 | 西安电子科技大学 | Wing antenna integrating structures and functions |
| CN109586008A (en) * | 2018-11-01 | 2019-04-05 | 中国电子科技集团公司第二十九研究所 | A kind of conformal circular polarized antenna in broadband |
-
2021
- 2021-09-18 CN CN202111113304.5A patent/CN113809534A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5323170A (en) * | 1992-10-09 | 1994-06-21 | M & N Aerospace, Inc. | Radomes having vinyl foam core construction |
| US6496151B1 (en) * | 2001-08-20 | 2002-12-17 | Northrop Grumman Corporation | End-fire cavity slot antenna array structure and method of forming |
| CN201971148U (en) * | 2011-02-17 | 2011-09-14 | 中国航空工业集团公司西安飞机设计研究所 | Intelligent skin with honeycomb interlayer structure |
| CN103887605A (en) * | 2014-04-04 | 2014-06-25 | 西安电子科技大学 | Wing antenna integrating structures and functions |
| CN109586008A (en) * | 2018-11-01 | 2019-04-05 | 中国电子科技集团公司第二十九研究所 | A kind of conformal circular polarized antenna in broadband |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20211217 |